Kim works at a sports store and needs to determine the selling price for running shoes. The running shoes have a cost of $$150.$ The manager asked Kim to price the running shoes with a $60\%$ target gross margin. Kim has priced the running shoes with a $60\%$ markup percentage.

Required:

$1.$ What selling price does the manager want?

$2.$ What selling price has Kim calculated?

$3.$ If there are $39$ running shoes, how much will the store lose in sales if the price is not corrected?